dung[5], gurt[5], trug[5], rund[4], turn[4],
duc[6], cut[6], gnu[4], gur[4], gut[4], dun[3], und[3], dur[3], nur[3], run[3], nut[3], tun[3],
du[2], ud[2], nu[2], ur[2], tu[2],
